March Madness may be the last, best vestige of American monoculture

There was a time when Americans moved in cultural lockstep: the same prime-time lineup, the same radio countdown, the same magazine covers on every coffee table. Broadband and algorithms shattered that consensus, replacing it with a choose-your-own-reality buffet that left neighbors, even siblings, living in different entertainment galaxies. Yet every March the calendar flips to a 68-team, single-elimination basketball tournament and something close to the old shared experience flickers back to life.

Roughly one in four U.S. adults will fill out a bracket this year, according to industry estimates, wagering not just money but attention on schools they could not locate on a map. The games are appointment television; no binge-watching, no spoiler alerts. When a 15-seed drills a buzzer-beater on a Thursday afternoon, the clip ricochets through offices, group chats and every major social feed within minutes. Either you saw it live, or you spend the next hour getting caught up in real time by people who did.

The Super Bowl still draws a bigger one-night audience—last month’s broadcast averaged 125.6 million viewers—but March Madness sustains that communal energy across three weeks and dozens of simultaneous tip-offs. The bracket itself becomes the conversation starter, pulling in casual fans who haven’t watched a college game since last April. You don’t need to know a zone press from a pick-and-roll to understand that if your niece’s alma mater advances, your sheet stays intact.

The tournament’s genius lies in its refusal to accommodate modern on-demand habits. CBS and Turner’s staggered tip-offs mean games overlap, forcing viewers to choose, to argue, to congregate around the biggest screen available. For four straight days last weekend, significant portions of the country paused at noon ET, tuned to the same handful of channels, and rode the same emotional roller-coaster: underdog leads, late-game collapses, replays that look like typos in the box score.

Those shared reference points are increasingly scarce. Streaming platforms promise limitless choice but erode the water-cooler; social media connects us, then sorts us into algorithmic silos. March Madness cuts across those barriers, if only briefly, by making scarcity—one loss and you’re out—the centerpiece of the experience. Geography, education, politics, even music playlists fall away when the clock hits zero and a bench erupts.

Critics lament the lack of parity this year—37 of 40 opening-round games were won by the higher seed, most in blowouts—but chaos can arrive late. The women’s draw still features three No. 1 seeds in action today, and the men’s Sweet 16 includes six programs that have already cut down the nets at least once. Storylines are stacking: Houston and Iowa State eye Final Four runs from the Midwest, while No. 11 Texas tries to extend its surprise surge in the West.

For three more weekends the nation will gamble on teenagers shooting jump shots in cavernous domes, and for a few hours at a time we will all occupy the same cultural space. The monoculture isn’t dead; it just wears sneakers now.